Price: $60 or best offer (Original cost was over $300) * Large Size * Heavy-duty aluminum frame (satin finish), tempered glass, magnetic strip at the bottom of the flap to help it stay closed, door flap has yellowed slightly with age. * Easy to install/remove * Fits sliding glass door (foam is on the left edge). * Includes dog door insert and weather stripping to cover the gap that results from not having the doors lined up perfectly. We used double-sided mounting tape (on a clean surface) and it's stayed on without any problems. However, fresh mounting tape is NOT provided. Amazon posting for reference: (Does not include the following featured on some of the options listed on this post: slide-in closing panel, lock) https://www.amazon.ca/PetSafe-Freedom-Aluminum-Sliding-81-Inch/dp/B0062LA3HQ/ref=sr_1_5?dchild=1&keywords=petsafe%2Bdoor%2Binsert&qid=1590682597&sr=8-5&th=1